From: Serge Guelton <sguelton@quarkslab.com>
Date: Mon, 13 Nov 2017 21:40:57 +0000 (+0000)
Subject: Fix -Werror when compiling rL318083 (bis)
X-Git-Tag: llvmorg-6.0.0-rc1~3503
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=3347332ad3ada61159f1a63f0f9cdb077004fde4;p=platform%2Fupstream%2Fllvm.git

Fix -Werror when compiling rL318083 (bis)

Statically assert the result and remove a runtime comparison, a direct consequence of the optimization introduced in rL318083.

llvm-svn: 318090
---

diff --git a/llvm/include/llvm/IR/Value.h b/llvm/include/llvm/IR/Value.h
index f50f017..60a64c8 100644
--- a/llvm/include/llvm/IR/Value.h
+++ b/llvm/include/llvm/IR/Value.h
@@ -762,8 +762,8 @@ template <class Compare> void Value::sortUseList(Compare Cmp) {
 //
 template <> struct isa_impl<Constant, Value> {
   static inline bool doit(const Value &Val) {
-    return Val.getValueID() >= Value::ConstantFirstVal &&
-      Val.getValueID() <= Value::ConstantLastVal;
+    static_assert(Value::ConstantFirstVal == 0, "Val.getValueID() >= Value::ConstantFirstVal");
+    return Val.getValueID() <= Value::ConstantLastVal;
   }
 };